She met him by chance in an accident, and went through many hardships. When she finally gained victory, he mysteriously disappeared. She cried that day, and it was her last tear from then on.
Three years later, she gradually forgot about him, but just when she was about to get married to another person, she met him again. He seems to have forgotten the happy past with her. How should she choose? How many little-known secrets are hidden in it? Will the ending be happy or painful, joyful or depressing...